a: Gravitational waves ~
b: expanding circles
What:
"Gravitational waves are like the expanding circles that appear in a still pond when you throw a pebble into it. If an object has mass, it will generate these waves. But the more massive the object, the greater the effect of these waves."
Useful?
Writer: Sumayah Aamir
LCC:
Where:
Date: Feb 11 2016 1:28 PM
# 9529 Critique Analogy